Exercise platform



FIG. 1 is a perspective view of an exercise platform in accordance with the present invention;

FIG. 2 is a top plan view of the exercise platform of FIG. 1;

FIG. 3 is a front elevation view of the exercise platform of FIG. 1;

FIG. 4 is a side elevation view of the exercise platform of FIG. 1; and,

FIG. 5 is a bottom plan view of the exercise platform of FIG. 1. 

I claim the ornamental design for an exercise platform, as shown and described. 